How to write a resignation letter that's effective immediately? In this article, we cover everything you need to know about writing a resignation letter without notice and provide an example to get you started.Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Download Pennsylvania Immediate Letter Of Resignation template, modify and send for signing using BoloForms Signature. Dear (HR Manager's Name),. This resignation letter sample provides your employer with a letter for your file and also suggests that you've done everything you can to remain professional. "I received your request that I submit my resignation in writing. You can leave the company without notice period after fighting with HR and your manager,but thats not a good thing. The Immediate (Short Notice) Resignation Letter is required when the employee needs and wants to leave the workplace immediately. 2) Write a resignation letter.